CREST Science Olympiad Class 9 Previous Year Papers

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Syllabus:

Section 1: Motion, Force and Laws of Motion, Gravitation, Work and Energy, Sound, Matter in Our Surroundings, Is Matter Around Us Pure, Atoms and Molecules, Structure of Atom, Cell - The Fundamental Unit of Life, Tissues, Diversity in Living Organisms, Why Do We Fall Ill, Natural Resources, Improvement in Food Resources.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Please visit for free preparation material.

Q.1 Q.2 Q.3 Q.4 Q.5 Q.6 Q.7 Q.8 Q.9 Q.10

Q.1

In the following question, an assertion and reason are given. Choose the correct option:

Assertion: Meiosis is also known as a reduction division.

Reason: Meiosis involves the formation of daughter cells with half the number of chromosomes than that of the parent cell.

Q.2

Choose the correct option and complete the following sentence:

As the principal quantum number increases, the difference of distance of separation between consecutive energy levels ______________.

Q.3

Consider the following statements and choose the correct option:

Statement 1: The atmosphere of the earth is heated by radiations which are mainly re-radiated by land and water.

Statement 2: Solar radiations heat up land slower than the water bodies.

Q.4

Which of the following animals cannot survive both in land and water habitats?

Q.5

Sam applied breaks to his motorcycle which produced retardation of 6 m/s2. The motorcycle took 2 seconds to stop after applying the break. Calculate the distance it covers during this time:

Q.6

Which of the following graphs indicates that a body is undergoing retardation?

Q.7

A ball of mass 2 kg is thrown up vertically with a kinetic energy of 490 J. The height at which the kinetic energy of the body becomes half of the original value is _________.  The acceleration due to gravity is 9.8 ms-2.

Q.8

Consider the following sentences and choose the correct option:

(i) The cell wall is the site of energy production in a plant cell.
(ii) Lysosomes are the reservoirs of starch, oil and protein granules.
(iii) A plant cell becomes turgid due to plasmolysis.
(iv) Chemically plasma membrane is composed of fats and lipids.
(v) The functional segments of DNA are called genes.

Q.9

Sound travels with a different speed in different media. In what order does the velocity of sound increase in these media?

Q.10

A ball falling from rest describes distance d1, d2, and d3 in the first, second and third seconds of its fall. Then the ratio of d1 : d2 : d3 is:

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Answers to Previous Year Questions from CREST Olympiads:

Q.1aQ.2aQ.3aQ.4cQ.5dQ.6bQ.7cQ.8cQ.9cQ.10b

Students can download the CREST Science Olympiad previous year paper pdf for class 9 from this page. Each question in the paper carries 1 mark. The answer key for all the questions is also provided on the last page.

The CREST Science Olympiad previous year paper pdf for class 9 can be used by students to assess their preparation. They could then learn how to fill up the knowledge gaps in their preparation and identify areas where they lack. They might better prepare for their exam as a result. Additionally, if students practice answering the previous years’ questions, their time management skills improve and as a result they will be able to manage time better in the main exam.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 9 -

  1. CREST Science Worksheets Package for class 9 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
  2. CREST Science Olympiad book for class 9 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Science Olympiad book for class 9 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 9.

Answers to Previous Year Questions from CREST Olympiads:

Q.1 : a | Q.2 : a | Q.3 : a | Q.4 : c | Q.5 : d | Q.6 : b | Q.7 : c | Q.8 : c | Q.9 : c | Q.10 : b

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